ambari

/bin/sh: /usr/jdk64/jdk1.7.0_45/bin/java: cannot execute binary file

由 ╄→гoц情女王★ 提交于 2019-12-23 09:58:09
问题 I installed Ambari server successfully, But when I try to start that server it says, /bin/sh: /usr/jdk64/jdk1.7.0_45/bin/java: cannot execute binary file So could you please help me to resolve this. Thank You. 回答1: It might be wrong architecture. You might be running java x64 on x32 machine. As @G.S mentioned in comments the same problem was disscussed at superuser 来源： https://stackoverflow.com/questions/25841222/bin-sh-usr-jdk64-jdk1-7-0-45-bin-java-cannot-execute-binary-file

Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password) during ambari hadoop installation

由 南楼画角 提交于 2019-12-19 17:33:41
问题 I am trying to deploy a hadoop cluster using ambari, but when i select the hostnames with FQDN and proceed to configure I get the permission denied error for ssh. STEPS: 1. generated rsa key using ssh-keygen as root. changed permission for .ssh(700) and authorized_keys(640) cat the public key to authorized_keys. and copied the public key to all the hosts(authorized_keys) and changed the file permission as above. I could ssh passwordless from ambari server host to all the other hosts. But from

Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password) during ambari hadoop installation

由 旧巷老猫 提交于 2019-12-19 17:32:34
问题 I am trying to deploy a hadoop cluster using ambari, but when i select the hostnames with FQDN and proceed to configure I get the permission denied error for ssh. STEPS: 1. generated rsa key using ssh-keygen as root. changed permission for .ssh(700) and authorized_keys(640) cat the public key to authorized_keys. and copied the public key to all the hosts(authorized_keys) and changed the file permission as above. I could ssh passwordless from ambari server host to all the other hosts. But from

Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password) during ambari hadoop installation

由 南笙酒味 提交于 2019-12-19 17:32:16
问题 I am trying to deploy a hadoop cluster using ambari, but when i select the hostnames with FQDN and proceed to configure I get the permission denied error for ssh. STEPS: 1. generated rsa key using ssh-keygen as root. changed permission for .ssh(700) and authorized_keys(640) cat the public key to authorized_keys. and copied the public key to all the hosts(authorized_keys) and changed the file permission as above. I could ssh passwordless from ambari server host to all the other hosts. But from

How to disable Transparent Huge Pages (THP) in Ubuntu 16.04LTS

由 微笑、不失礼 提交于 2019-12-18 19:00:55
问题 I am setting up an ambari cluster with 3 virtualbox VMs running Ubuntu 16.04LTS. However I get the below warning: The following hosts have Transparent Huge Pages (THP) enabled. THP should be disabled to avoid potential Hadoop performance issues. How can I disable THP in Ubuntu 16.04? 回答1: Did you try this command: sudo su echo never > /sys/kernel/mm/transparent_hugepage/enabled ? Alternatively, you may install hugepages sudo su apt-get install hugepages hugeadm --thp-never As mentioned by

ambari版本手动降级操作

由 為{幸葍}努か 提交于 2019-12-15 10:06:37
导出ambari数据库：pg_dump -h $ambari_db_host -p 5432 -U ambari ambari > /opt/backup_data/ambari.sql 降级版本：# yum downgrade ambari-server 进入postgres，# su - postgres # psql 删除ambari数据库（drop database ambari;），再新建ambari数据库(create database ambari;) \q退出，在postgres用户下执行导入数据:# psql -U postgres ambari < /opt/backup_data/ambari.sql 别忘了授权数据库命令(# psql)：grant all on database ambari to ambari; 退出后，执行：# ambari-server setup，配置下JDK路径 再执行：# ambari-server start 即可启动 来源： CSDN 作者： 源神 链接： https://blog.csdn.net/ZhouyuanLinli/article/details/103463369

How to deploy ambari for an existing hadoop cluster

由 谁说我不能喝 提交于 2019-12-13 16:41:08
问题 As I mention in this title, can I skip the step of install hadoop cluster for that cluster already exist and which in service? 回答1: Ambari relies on 'Stack' definitions to describe what services the Hadoop cluster consists of. Hortonworks defined a custom Ambari stack, its called HDP. You could define your own stack and use any services and respective versions that you wanted. See the ambari wiki for more information about defining stacks and services. That being said, I don't think it's

How to convert blueprint json file to csv file?

由 蓝咒 提交于 2019-12-13 03:31:37
问题 How to convert blueprint json file to csv file? My target is to convert all properties parameters to a csv file from the amabri cluster Example – how to generate new fresh blueprint.json file from my ambari cluster curl -u admin:admin -H "X-Requested-By: ambari" -X GET http://10.23.4.122:8080/api/v1/clusters/HDP01?format=blueprint -o /tmp/HDP01_blueprint.json example of expected results: ( all parameters from json file from all config types should be in the csv file ) autopurge.purgeInterval

Ambari 2.7.3架构详情

由 别说谁变了你拦得住时间么 提交于 2019-12-12 04:29:49
Ambari 2.7.3架构详情 Ambari简介： Apache Ambari是一种基于Web的工具，支持Apache Hadoop集群的供应、管理和监控。Ambari已支持大多数Hadoop组件，包括HDFS、MapReduce、Hive、Pig、 Hbase、Zookeeper、Sqoop和Hcatalog等。 Apache Ambari 支持HDFS、MapReduce、Hive、Pig、Hbase、Zookeepr、Sqoop和Hcatalog等的集中管理。也是5个顶级hadoop管理工具之一。 Ambari项目重要类的解析： Resource：Ambari把可以被管理的资源的抽象为一个Resource实例，资源可以包括服务、组件、主机节点等，一个resource实例中包含了一系列该资源的属性； Property：服务组件的指标名称； ResourceProvider和PropertyProvider：分别对应Resource和Property的提供方，获取指标需要先获取Resource，然后获取Property对应的metric； Query：Query是Resource的内部对象，代表了对该资源的操作； Request：一个Request代表了对Resource的操作请求，包含http信息及要操作的Resource的实例，Request按照http的请求方式分为四种

Not able to export Hbase table into CSV file using HUE Pig Script

由 若如初见. 提交于 2019-12-12 02:43:28
问题 I have installed Apache Amabari and configured the Hue . I want to export hbase table data into csv file using pig script but I am getting following error. 2017-06-03 10:27:45,518 [ATS Logger 0] INFO org.apache.hadoop.yarn.client.api.impl.TimelineClientImpl - Exception caught by TimelineClientConnectionRetry, will try 30 more time(s). Message: java.net.ConnectException: Connection refused 2017-06-03 10:27:45,703 [main] INFO org.apache.hadoop.conf.Configuration.deprecation - fs.default.name is
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